/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2C3E50;
    --secondary-color: #E74C3C;
    --accent-color: #3498DB;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-light: #95A5A6;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #ECF0F1;
    --border-color: #E0E6ED;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.highlight {
    color: var(--secondary-color);
    position: relative;
}

/* Header */
.header {
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.logo a {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.logo-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-top: 0.25rem;
}

.header-actions {
    display: flex;
    gap: 1rem;
}

.search-toggle,
.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.search-toggle:hover,
.menu-toggle:hover {
    color: var(--accent-color);
}

.menu-toggle {
    display: none;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: currentColor;
    margin: 5px 0;
    transition: var(--transition);
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    padding: 1rem 0;
}

.main-nav a {
    font-weight: 500;
    color: var(--text-primary);
    padding: 0.5rem 0;
    position: relative;
}

.main-nav a.active,
.main-nav a:hover {
    color: var(--accent-color);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.main-nav a.active::after,
.main-nav a:hover::after {
    width: 100%;
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-primary);
    min-width: 250px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    margin-top: 0.5rem;
}

.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown a {
    display: block;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.dropdown a:last-child {
    border-bottom: none;
}

.dropdown a:hover {
    background: var(--bg-secondary);
}

/* Search Panel */
.search-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    z-index: 1001;
    padding: 2rem 0;
}

.search-panel.active {
    transform: translateY(0);
}

.search-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.search-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
}

.search-form input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.search-form button {
    padding: 1rem 2rem;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.search-form button:hover {
    background: #2980B9;
}

.search-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 5rem 0;
    margin-bottom: 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    opacity: 0.1;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-family: 'Playfair Display', serif;
    line-height: 1.1;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Featured Section */
.featured-section {
    margin-bottom: 5rem;
}

.featured-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--secondary-color);
}

.view-all {
    color: var(--accent-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.view-all:hover {
    transform: translateX(5px);
}

.featured-person {
    display: grid;
    grid-template-columns: 500px 1fr;
    gap: 4rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.featured-image {
    position: relative;
    height: 400px;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
}

.featured-content {
    padding: 3rem;
}

.category-tag {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.featured-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: 'Playfair Display', serif;
}

.featured-title {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.featured-bio {
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.featured-quote {
    background: var(--bg-tertiary);
    border-left: 4px solid var(--secondary-color);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    font-style: italic;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.featured-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background: #2980B9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    color: white;
}

/* Main Content */
.main-content {
    margin-bottom: 5rem;
}

/* Biographies Section */
.biographies-section {
    margin-bottom: 5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.section-filters {
    display: flex;
    gap: 1rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.filter-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.biographies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.biography-card {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.biography-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-image {
    height: 450px;
    position: relative;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.biography-card:hover .card-image img {
    transform: scale(1.05);
}

.card-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.card-content {
    padding: 1.5rem;
}

.card-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-title {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.card-description {
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
}

.meta-item {
    display: flex;
    align-items: center;
}

.meta-item::before {
    content: '•';
    margin-right: 0.5rem;
    color: var(--accent-color);
}

.meta-item:first-child::before {
    display: none;
}

.section-footer {
    text-align: center;
    margin-top: 3rem;
}

.btn-load-more {
    background: transparent;
    border: 2px solid var(--border-color);
    padding: 1rem 3rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-load-more:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Interviews Section */
.interviews-section {
    margin-bottom: 5rem;
}

.interviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.interview-card {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.interview-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.interview-video {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.interview-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: none;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.duration {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.interview-content {
    padding: 1.5rem;
}

.interview-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.interview-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.interview-content time {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Quote Section */
.quote-section {
    background: var(--bg-secondary);
    padding: 4rem 0;
    margin: 5rem 0;
}

.quote-container {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.quote-title {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-weight: 500;
}

.daily-quote {
    font-size: 1.5rem;
    line-height: 1.8;
    color: var(--text-primary);
    font-style: italic;
}

.daily-quote p {
    margin-bottom: 1.5rem;
}

.daily-quote cite {
    display: block;
    font-style: normal;
    margin-top: 1.5rem;
}

.daily-quote strong {
    display: block;
    font-size: 1.125rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.daily-quote span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Articles Section */
.articles-section {
    margin-bottom: 5rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.article-card {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.article-card:hover {
    box-shadow: var(--shadow-md);
}

.article-large {
    grid-column: span 2;
}

.article-image {
    height: 300px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    padding: 2rem;
}

.article-category {
    display: inline-block;
    color: var(--secondary-color);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.article-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.author {
    font-weight: 500;
    color: var(--text-primary);
}

.reading-time {
    display: flex;
    align-items: center;
}

.reading-time::before {
    content: '⏱';
    margin-right: 0.25rem;
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 4rem 0;
    margin-bottom: 0;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
}

.newsletter-text h2 {
    color: white;
    margin-bottom: 0.5rem;
}

.newsletter-text p {
    opacity: 0.9;
    font-size: 1.125rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
}